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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Notional Amount and Fair Value (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2020 | Dec. 31, 2019
Foreign currency exchange contracts | Maximum |  |
Derivative Instruments and Hedging Activities |  |
Term of derivative instrument | 1 month |
Not designated as hedging instruments | Accounts receivable, net | Receive EUR/pay USD |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Assets |  | $ 26,731
Fair Value, Assets |  | 246
Not designated as hedging instruments | Accounts receivable, net | Receive SGD/pay USD |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Assets | $ 13,748 |
Fair Value, Assets | 90 |
Not designated as hedging instruments | Accounts receivable, net | Receive RSD/pay USD |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Assets | 14,253 | 9,018
Fair Value, Assets | 63 | 59
Not designated as hedging instruments | Accounts receivable, net | Receive NOK/pay USD |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Assets | 2,579 | 2,122
Fair Value, Assets | 32 | 17
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay SGD |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Assets |  | 1,555
Fair Value, Assets |  | 7
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay GBP |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 51,990 | 38,406
Fair Value, Liabilities | (282) | (695)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay EUR |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 35,815 |
Fair Value, Liabilities | (182) |
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay RUB |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 9,343 | 12,777
Fair Value, Liabilities | (162) | (55)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay AUD |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 9,448 | 12,819
Fair Value, Liabilities | (145) | (172)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay CNY |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 11,915 |
Fair Value, Liabilities | (70) |
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay COP |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 4,670 | 3,793
Fair Value, Liabilities | (61) | (18)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay ZAR |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 1,542 | 3,349
Fair Value, Liabilities | (39) | (32)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay DKK |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 1,367 | 1,283
Fair Value, Liabilities | (3) | (11)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay NZD |  |
Derivative Instruments and Hedging Activities |  |
Notional amount, Liabilities | 1,247 | 3,071
Fair Value, Liabilities | $ (11) | $ (33)

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